Learn package manager

A package manager or package management system is a collection of software tools that automates the process of installing, upgrading, configuring, and removing software packages for a computer's operating system in a consistent manner. It typically maintains a database of software dependencies and version information to prevent software mismatches and missing prerequisites. - wikipedia

General Learning:

• Bower Fundamentals [watch][$]
• Package Managers: An Introductory Guide For The Uninitiated Front-End Developer [read]
• Up and Running with NPM, the Node Package Manager[watch][$]
• npm Basics [watch][$]
• The npm Book [read]
• The Mystical & Magical SemVer Ranges Used By npm & Bower [read]

References/docs:

• bower
• jspm.io
• npm